Tough as a mountain goat’s hooves and adaptable as quicksilver, the Black Diamond Mercury Mittens thrive in any alpine condition. Their removable Primaloft Gold Cross Core liner adjusts to temperature swings faster than you can say “chairlift,” while the waterproof shell and DWR coating keep moisture at bay. With a reinforced goat leather palm ready for icy ascents or powder days, these 4-season wonders ensure your digits stay toasty whether you’re carving turns or scaling frozen waterfalls.